class ImceScanner in FileField Sources 8

Imce scanner service.

Hierarchy

• class \Drupal\filefield_sources\ImceScanner

1 string reference to 'ImceScanner'

filefield_sources.services.yml in ./filefield_sources.services.yml

filefield_sources.services.yml

1 service uses ImceScanner

filefield_sources.imce_scanner in ./filefield_sources.services.yml

Drupal\filefield_sources\ImceScanner

File

src/ImceScanner.php, line 10

Namespace

Drupal\filefield_sources

class ImceScanner {

  /**
   * Scanner context.
   *
   * @var mixed
   */
  private $context = NULL;

  /**
   * Sets scanner context.
   */
  public function setContext($context) {
    $this->context = $context;
  }

  /**
   * Scan and return files, subdirectories.
   */
  public function customScanFull($dirname, $options) {

    // Get a list of files in the database for this directory.
    $connection = \Drupal::service('database');
    $scheme = $this->context['scheme'];
    $sql_uri_name = $dirname == '.' ? $scheme . '://' : $dirname . '/';
    $result = $connection
      ->select('file_managed', 'f')
      ->fields('f', [
      'uri',
    ])
      ->condition('f.uri', $sql_uri_name . '%', 'LIKE')
      ->condition('f.uri', $sql_uri_name . '_%/%', 'NOT LIKE')
      ->execute();
    $db_files = [];
    foreach ($result as $row) {
      $db_files[basename($row->uri)] = 1;
    }

    // Get the default IMCE directory scan, then filter down to database files.
    $content = Imce::scanDir($dirname, $options);
    foreach ($content['files'] as $filename => $file) {
      if (!isset($db_files[$filename])) {
        unset($content['files'][$filename]);
      }
    }
    return $content;
  }

  /**
   * Scan directory and return file list.
   *
   * This only work on Restricted Mode.
   */
  public function customScanRestricted($dirname, $options) {
    $content = [
      'files' => [],
      'subfolders' => [],
    ];
    $field_uri = $this->context['uri'];
    $is_root = $this->context['is_root'];
    if ($dirname !== $field_uri) {
      return $content;
    }
    $entity_type = $this->context['entity_type'];
    $field_name = $this->context['field_name'];
    $field_storage = \Drupal::entityTypeManager()
      ->getStorage('field_storage_config')
      ->load($entity_type . '.' . $field_name);
    $entity_manager = \Drupal::entityTypeManager();
    if ($entity_manager
      ->hasDefinition($entity_type)) {
      $storage = $entity_manager
        ->getStorage($entity_type);
      $table_mapping = $storage
        ->getTableMapping();
      $field_table = $table_mapping
        ->getDedicatedDataTableName($field_storage);
      $field_column_name = $table_mapping
        ->getFieldColumnName($field_storage, 'target_id');
      $sql_uri = $field_uri . ($is_root ? '' : '/');
      $connection = \Drupal::service('database');
      $query = $connection
        ->select($field_table, 'cf');
      $query
        ->innerJoin('file_managed', 'f', 'f.fid = cf.' . $field_column_name);
      $result = $query
        ->fields('f')
        ->condition('f.status', 1)
        ->condition('f.uri', $sql_uri . '%', 'LIKE')
        ->condition('f.uri', $sql_uri . '%/%', 'NOT LIKE')
        ->execute();
      foreach ($result as $file) {

        // Get real name.
        $name = basename($file->uri);
        $content['files'][$name] = $file->uri;
      }
    }
    return $content;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ImceScanner::$context	private	property	Scanner context.
ImceScanner::customScanFull	public	function	Scan and return files, subdirectories.
ImceScanner::customScanRestricted	public	function	Scan directory and return file list.
ImceScanner::setContext	public	function	Sets scanner context.